# Rserve\_client: Support for R braces

**URL:** <https://swi-prolog.discourse.group/t/rserve-client-support-for-r-braces/4543>\
**Category:** Discussion\
**Created:** [October 11, 2021, 7:28am UTC](https://swi-prolog.discourse.group/t/rserve-client-support-for-r-braces/4543 "2021-10-11T07:28:44Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![mgondan1](https://yyz2.discourse-cdn.com/free1/user_avatar/swi-prolog.discourse.group/mgondan1/32/803_2.png) [@mgondan1](https://swi-prolog.discourse.group/u/mgondan1)\
**Post date:** [October 11, 2021, 7:28am UTC](https://swi-prolog.discourse.group/t/rserve-client-support-for-r-braces/4543/1 "2021-10-11T07:28:44Z")

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Dear Jan,

I made a pull request to support things like

?- use\_module(library(r/r\_call)).  
true.

?- A ← {y = 10; x = 2\*y; x}.  
A = [20].

in rserve\_client. It’s the typical way in R to run calculations in several steps (e.g., in function bodies).

Best wishes,

Matthias